Tesla patent drawings

Nikola Tesla Patents

Tesla was granted nearly 200 patents worldwide

904 outer layers in contact with the surfaces of the disks, and which in turn impart power to the rotor. State of New York, ) County of New York. ) Personally appeared before me Fritz Lowenstein, to me known and known to me to be person who subscribed to the above document entitled "Report of Fritz Lowenstein on certain apparatus invented and designed by Nikola Tesla for the Propulsion of Fluid and the Conversion of Energy by Fluid Propulsion", and he being duly sworn deposes and says that he has read the said report and knows the contents thereof, and that the same is true except as to matters of opinion, and as to these he verily believes it to be true. Subscribed and sworn to before me day of July, 1911. this Ss: 39. 1 1 T